Area Code 402-231 located in OMAHA, DOUGLAS, NE, more detail is as below. Place NPA (Numbering Plan Area) : 402 NXX (Local Number Prefix) : 231 City : OMAHA County : DOUGLAS State : NE (Nebraska) NXX Use Type : Landline NXX Intro Version : 1995-02-11 FIPS (Federal Information Processing Standards) : 31055 LATA (Local Access Transport Area) : 644 Rate Center : OMAHA ZIP Code Count : 1 ZIP Code Frequency : 4 ZIP Code : 68132 Other Information NPANXX : 402231 County Population : 0 Switch CLLI (Common Language Location Identifier) : OMAHNENWDS1 MSA CBSA (Core Based Statistical Area) : Omaha-Council Bluffs, NE-IA MSA CBSA Code (Core Based Statistical Area) : 36540 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : QWEST CORPORATION OCN (Operating Company Number) : 9631 Coverage Area Name : OMAHA Latitude : 41.2573 Longitude : -95.9394 ‹ previous : 402-231 next › : 402-231 Telephone Number List 402-231-0000 ~ 402-231-9999